Home / 64,556.86-89,089.62-35,879.14

Finding the Fourth Proportional to 64,556.86, 89,089.62 and 35,879.14

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Solution

The fourth proportional to 64,556.86, 89,089.62 and 35,879.14 is: 49,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,556.86 : 89,089.62 = 35,879.14 : x
  2. Step 2: Convert to fraction form
    64,556.86/89,089.62 = 35,879.14/x
  3. Step 3: Cross multiply
    64,556.86x = 89,089.62 × 35,879.14
  4. Step 4: Simplify right side
    64,556.86x = 3,196,458,948.53
  5. Step 5: Solve for x
    x = 3,196,458,948.53/64,556.86
  6. Step 6: Final answer
    x = 49,513.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.